Achievements Competing in four Summer Olympics, he won a bronze in the K-4 1000 m event at Atlanta in 1996. Tishchenko also won a total of fifteen medals at the International Coach Federation Canoe Sprint World Championships with seven golds (K-2 500 m: 1990, K-4 200 m: 1994, 1997. K-4 500 m: 1993, 1994, 1995. K-4 1000 m: 1994), four silvers (K-2 200 m: 1998, K-2 500 m: 1989, K-4 200 m: 1995, K-4 1000 m: 1990), and four bronzes (K-4 200 m: 1999, K-4 500 m: 2003, K-4 1000 m: 1993, 1998).